drm/msm/sde: add controller instance to INTF block in catalog

Controller Instance ID differentiates between INTFs of the same type.
E.g. which DSI INTF is primary, which is secondary.

Change-Id: Icc47df59a24faa2a019ab190d6c835a0ac93024d
Signed-off-by: Lloyd Atkinson <latkinso@codeaurora.org>
Signed-off-by: Krishna Srinivas Kundurthi <kskund@codeaurora.org>